diff --git a/homeassistant/components/uptimerobot/binary_sensor.py b/homeassistant/components/uptimerobot/binary_sensor.py
index 772bc794285..d76a727cba1 100644
--- a/homeassistant/components/uptimerobot/binary_sensor.py
+++ b/homeassistant/components/uptimerobot/binary_sensor.py
@@ -54,4 +54,4 @@ class UptimeRobotBinarySensor(UptimeRobotEntity, BinarySensorEntity):
     @property
     def is_on(self) -> bool:
         """Return True if the entity is on."""
-        return bool(self.monitor.status == STATUS_UP)
+        return bool(self._monitor.status == STATUS_UP)
diff --git a/homeassistant/components/uptimerobot/entity.py b/homeassistant/components/uptimerobot/entity.py
index 5cd1cbb9a93..f01902f8387 100644
--- a/homeassistant/components/uptimerobot/entity.py
+++ b/homeassistant/components/uptimerobot/entity.py
@@ -30,32 +30,15 @@ class UptimeRobotEntity(CoordinatorEntity[UptimeRobotDataUpdateCoordinator]):
         self.entity_description = description
         self._monitor = monitor
         self._attr_device_info = DeviceInfo(
-            identifiers={(DOMAIN, str(self.monitor.id))},
-            name=self.monitor.friendlyName,
+            identifiers={(DOMAIN, str(self._monitor.id))},
+            name=self._monitor.friendlyName,
             manufacturer="UptimeRobot Team",
             entry_type=DeviceEntryType.SERVICE,
-            model=self.monitor.type,
-            configuration_url=f"https://uptimerobot.com/dashboard#{self.monitor.id}",
+            model=self._monitor.type,
+            configuration_url=f"https://uptimerobot.com/dashboard#{self._monitor.id}",
         )
         self._attr_extra_state_attributes = {
-            ATTR_TARGET: self.monitor.url,
+            ATTR_TARGET: self._monitor.url,
         }
-        self._attr_unique_id = str(self.monitor.id)
+        self._attr_unique_id = str(self._monitor.id)
         self.api = coordinator.api
-
-    @property
-    def _monitors(self) -> list[UptimeRobotMonitor]:
-        """Return all monitors."""
-        return self.coordinator.data or []
-
-    @property
-    def monitor(self) -> UptimeRobotMonitor:
-        """Return the monitor for this entity."""
-        return next(
-            (
-                monitor
-                for monitor in self._monitors
-                if str(monitor.id) == self.entity_description.key
-            ),
-            self._monitor,
-        )
diff --git a/homeassistant/components/uptimerobot/sensor.py b/homeassistant/components/uptimerobot/sensor.py
index 350cfc0ecd0..37cfcc1266d 100644
--- a/homeassistant/components/uptimerobot/sensor.py
+++ b/homeassistant/components/uptimerobot/sensor.py
@@ -63,7 +63,7 @@ class UptimeRobotSensor(UptimeRobotEntity, SensorEntity):
     @property
     def native_value(self) -> str:
         """Return the status of the monitor."""
-        status = self.monitor.status.lower()
+        status = self._monitor.status.lower()
         # The API returns "paused"
         # but the entity state will be "pause" to avoid a breaking change
         return {"paused": "pause"}.get(status, status)  # type: ignore[no-any-return]
diff --git a/homeassistant/components/uptimerobot/switch.py b/homeassistant/components/uptimerobot/switch.py
index e5762853cc5..dc519555859 100644
--- a/homeassistant/components/uptimerobot/switch.py
+++ b/homeassistant/components/uptimerobot/switch.py
@@ -63,7 +63,7 @@ class UptimeRobotSwitch(UptimeRobotEntity, SwitchEntity):
     @property
     def is_on(self) -> bool:
         """Return True if the entity is on."""
-        return bool(self.monitor.status == STATUS_UP)
+        return bool(self._monitor.status == STATUS_UP)
 
     async def _async_edit_monitor(self, **kwargs: Any) -> None:
         """Edit monitor status."""
@@ -83,8 +83,8 @@ class UptimeRobotSwitch(UptimeRobotEntity, SwitchEntity):
 
     async def async_turn_off(self, **kwargs: Any) -> None:
         """Turn off switch."""
-        await self._async_edit_monitor(monitor_id=self.monitor.id, status=STATUS_DOWN)
+        await self._async_edit_monitor(monitor_id=self._monitor.id, status=STATUS_DOWN)
 
     async def async_turn_on(self, **kwargs: Any) -> None:
         """Turn on switch."""
-        await self._async_edit_monitor(monitor_id=self.monitor.id, status=STATUS_UP)
+        await self._async_edit_monitor(monitor_id=self._monitor.id, status=STATUS_UP)